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प्रश्न
Write true (T) or false (F) for the following statement:
For an integer a, a3 is always greater than a2.
उत्तर
False
It is not true for a negative integer. Example:
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संबंधित प्रश्न
Write the cubes of 5 natural numbers which are of the form 3n + 1 (e.g. 4, 7, 10, ...) and verify the following:
'The cube of a natural number of the form 3n + 1 is a natural number of the same form i.e. when divided by 3 it leaves the remainder 1'.
Which of the following is perfect cube?
243
Write true (T) or false (F) for the following statement:
If a2 ends in 9, then a3 ends in 7.
Making use of the cube root table, find the cube root
7800
Find the cube-root of 3375 x 512
Find the cube-root of -216 x 1728
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The cube root of a number x is denoted by ______.
If a2 ends in 9, then a3 ends in 7.
Difference of two perfect cubes is 189. If the cube root of the smaller of the two numbers is 3, find the cube root of the larger number.